<form method="post">
    <div id="div_id_email" class="form-group">
        <label for="id_email" class="control-label  requiredField">email<span class="asteriskField">*</span></label>
        <div class="controls ">
            <input type="text" name="email" maxlength="30" class="textinput textInput inputtext form-control" required id="id_email">
            <div id="hint_id_email" class="help-block">Insert your email</div>
        </div>
    </div>
    <input type="hidden" name="password1" id="id_password1">
    <input type="hidden" name="password2" id="id_password2">
</form>